docs: def setConst(**kwargs):
      """setConst(**kwargs)
      Set a constant that will be shared to every workers.
  
      :param **kwargs: One or more combination(s) key=value. Key being the
          variable name and value the object to share.
  
      :returns: None.
  
      Usage: setConst(name=value)
      """
      from . import _control
      
      sendVariable = _control.execQueue.socket.sendVariable
  
      for key, value in kwargs.items():
          # Propagate the constant
          # for file-like objects, see encapsulation.py where copyreg was
          # used to overload standard pickling.
          if callable(value):
              sendVariable(key, encapsulation.FunctionEncapsulation(value, key))
          else:
              sendVariable(key, value)